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Drive Wheels, Byrd Telescope (Pinhole Photograph) | by integrity_of_light
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Drive Wheels, Byrd Telescope (Pinhole Photograph)

Two second pinhole exposure showing one of several sets of drive wheels that allow the massive Byrd Telescope (at NRAO's Green Bank, WV observatory) to rotate smoothly in azimuth. This set of wheels supports roughly one million pounds of the telescope's total weight of 10,000 tons. My pinhole camera is so "ultra-wide" that I was as only about three feet from these massive drive wheels for the photo...

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Taken on July 7, 2009